If the affected device isn't configured for PXE boot, follow these steps: On the affected device, access the BIOS\UEFI menu. This action is different across different models and manufacturers. Refer to documentation provided by the original equipment manufacturer for the specific make and model of the device.

For all Surface models Before you start, make sure you don’t have any other USB devices connected to your Surface, including USB mouse devices, keyboards, or other storage drives.

Symptoms. On a Unified Extensible Firmware Interface (UEFI) computer that's running Windows 8.1 or Windows Server 2012 R2, you discover that PXE boot performance is slower than expected. Cause. This problem occurs because during the PXE boot, the boot image takes a long time to download. Resolution. To resolve this problem, apply the following hotfix.

Symptoms. A client computer that's on a different subnet than a PXE-enabled distribution point doesn't receive a PXE boot request as expected. This issue occurs when the Enable a PXE responder without Windows Deployment Service option is set on the distribution point, and IP Helpers are used to route PXE requests.. Hotfix information for System Center Configuration Manager, version 1806

Windows 10, version 1909 and Windows Server, version 1909 update history; End of service statement; May 10, 2022—KB5013945 (OS Build 18363.2274)

Prerequisites There are no prerequisites to apply this update. Installation instructions. KB5034439 automatically installs this update.. To apply this update manually to WinRE, see Add an update package to Windows RE.Or for a sample script, see KB5034957: Updating the WinRE partition on deployed devices to address security vulnerabilities in CVE-2024-20666.

This event is logged when the Secure Boot DBX variable is updated successfully. The DBX variable is used to untrust Secure Boot components and is typically used to block vulnerable or malicious Secure Boot components such as boot managers and certificates used to sign boot managers.

Status. Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section. More Information. For more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base:

For more information about the PXE boot process, visit the following Microsoft websites: General information about the PXE boot process. How to deploy an image by using PXEFor more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base:

If your Surface stops responding, or hangs, use the following methods to force a shutdown, and then restart. Be aware, though, that whenever possible, you should shut down your Surface in the normal manner.